diff --git a/mystic/HISTORY.txt b/mystic/HISTORY.txt
index fbec675..8ccb048 100644
--- a/mystic/HISTORY.txt
+++ b/mystic/HISTORY.txt
@@ -4733,3 +4733,5 @@
 
       Old: {$include myfile.mps}
       New: include myfile.mps
+
+ + Added an hourly usage graph to usage.mps.